(a)[3]
Work out the size of angle $PSQ$, and give a geometrical reason for every step in your working.
(b)[4]
Calculate the size of angle $ACT$.
Mathematics 0580 · IGCSE · Circle theorems I
Circle theorems I — practice question
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$\angle PQR = 90^{\circ}$ because it is an angle in a semicircle” …
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